Wildfire smoke and air quality updates: Northeast flights disrupted

Air quality alerts have been issued for states across the Northeast.

Last Updated: June 8, 2023, 3:36 PM EDT

Hazy and dangerous fumes from ongoing wildfires in Canada have engulfed the skies over much of the East Coast, prompting serious air quality alerts in over a dozen states.

Canadian officials said firefighters are scrambling to put out the blazes. So far this wildfire season, Canada has seen more than 8.7 million acres burned -- an area larger than the state of Vermont.

Latest headlines:

Here's how the news developed. All times Eastern.
Jun 08, 2023, 3:36 PM EDT

Latest forecast

The large plume of hazardous wildfire smoke that moved through New York City on Wednesday drifted into the Mid-Atlantic Thursday, bringing dangerous air conditions to Philadelphia, Baltimore, and Washington, D.C.

By Thursday night, the thickest smoke will continue to spread over the Mid-Atlantic. AQI values may reach 400 in some areas. (Levels under 100 are generally considered safe.)

By Friday morning, the hazardous haze will be covering Pittsburgh and the Chesapeake Bay.

PHOTO: Friday AM Tracking Smoke graphic
ABC News

The smoke may thin out during the day on Friday with cities like New York City seeing clearer conditions by Friday evening.

PHOTO: Friday PM tracking smoke graphic
ABC News

Major relief will move in by Monday when a cold front sweeps across the East, washing away much of the smoke in the air.

-ABC News' Daniel Amarante

Jun 08, 2023, 2:06 PM EDT

NYC extends Air Quality Health Advisory until Friday night

New York City's Air Quality Health Advisory has been extended to Friday night.

While the AQI in New York City has been dropping significantly throughout the day, as of Thursday afternoon it registered at 178, which is still considered unhealthy.

Totals were over 400 in New York City on Wednesday. Levels under 100 are generally considered safe.

Jun 08, 2023, 12:59 PM EDT

NYC schools will be remote on Friday

Learning will be remote on Friday for New York City public schools.

Jun 08, 2023, 12:47 PM EDT

What you need to know about the dangers of inhaling wildfire smoke

Air quality is measured by the Environmental Protection Agency’s air quality index (AQI), which ranges from 0 to 500. A higher level indicates a greater level of pollution and health concern.

Levels under 100 are generally considered safe.

Totals were over 400 in New York City on Wednesday.

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People walk in Central Park as smoke from wildfires in Canada turn skies a hazy orange, June 7, 2023, in New York City.
Timothy A. Clary/AFP via Getty Images

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